Shayna Powless is a member of the Oneida Tribe of Indians of Wisconsin, a USA Cycling-certified coach and a professional cyclist for DNA Pro Cycling. She grew up in Roseville, California and currently resides in Jacksonville, Florida. She graduated from the University of California, Los Angeles with a Bachelor of Arts in Psychology in 2016 and was a member of the UCLA cycling team for four years.

She co-founded the Dreamcatcher Foundation with her fiance, Eli Ankou, who is a professional football player and member of the Dokis First Nation in Canada. The foundation aims to empower Native youth through sports by providing equipment and camps. The foundation also aims to raise awareness of the Missing and Murdered Indigenous Women and Girls (MMIWG) crisis in North America, as well as raise funds for organizations actively fighting this crisis.

Shayna has domestic and international professional race experience in road, track, gravel, mountain biking and virtual (Zwift) racing. She also has experience racing at events such as the World Championships, National Championships, Pan Am Games, World Cups, Swiss Cups, criteriums, one-day races, and stage races.